Equinoctial E`qui*noc"tial, a. [L. aequinoctials, fr.
aequinoctium equinox: cf. F. ['e]quinoxial. See {Equinox}.]
1. Pertaining to an equinox, or the equinoxes, or to the time
of equal day and night; as, the equinoctial line.
[1913 Webster]

2. Pertaining to the regions or climate of the equinoctial
line or equator; in or near that line; as, equinoctial
heat; an equinoctial sun.
[1913 Webster]

3. Pertaining to the time when the sun enters the equinoctial
points; as, an equinoctial gale or storm, that is, one
happening at or near the time of the equinox, in any part
of the world.
[1913 Webster]

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Equinoctial — E qui*noc tial, a. [L. aequinoctials, fr. aequinoctium equinox: cf. F. [ e]quinoxial. See {Equinox}.] 1. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line. [1913 Webster] 2. Pertaining to… … The Collaborative International Dictionary of English

Equinoctial colure — Equinoctial E qui*noc tial, a. [L. aequinoctials, fr. aequinoctium equinox: cf. F. [ e]quinoxial. See {Equinox}.] 1. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line. [1913 Webster] 2.… … The Collaborative International Dictionary of English

Equinoctial line — Equinoctial E qui*noc tial, a. [L. aequinoctials, fr. aequinoctium equinox: cf. F. [ e]quinoxial. See {Equinox}.] 1. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line. [1913 Webster] 2.… … The Collaborative International Dictionary of English

Equinoctial points — Equinoctial E qui*noc tial, a. [L. aequinoctials, fr. aequinoctium equinox: cf. F. [ e]quinoxial. See {Equinox}.] 1. Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line. [1913 Webster] 2.… … The Collaborative International Dictionary of English

equinoctial — [ē΄kwi näk′shəl] adj. [ME & OFr equinoxial &LT; L aequinoctialis] 1. relating to either of the equinoxes or to equal periods of day and night 2. occurring at or about the time of an equinox 3. equatorial n. 1. CELESTIAL EQUATOR 2 … English World dictionary

equinoctial — ► ADJECTIVE 1) relating to or at the time of the equinox. 2) at or near the equator … English terms dictionary

equinoctial — adj. & n. adj. 1 happening at or near the time of an equinox (equinoctial gales). 2 of or relating to equal day and night. 3 at or near the (terrestrial) equator. n. (in full equinoctial line) = celestial equator. Phrases and idioms: equinoctial… … Useful english dictionary

equinoctial day — The period between two successive transits of a particular meridian on the earth by the first point of the Aries or the successive transit of vernal equinox. Since the first point of Aries is not fixed in space, and it precesses along the… … Aviation dictionary

equinoctial — I. adjective Date: 1545 1. relating to an equinox or to a state or the time of equal day and night 2. relating to the regions or climate on or near the equator 3. relating to the time when the sun passes an equinoctial point II. noun Date: 1521 1 … New Collegiate Dictionary

equinoctial — /ikwəˈnɒkʃəl/ (say eekwuh nokshuhl), /ɛ / (say e ) adjective 1. relating to an equinox or the equinoxes, or to the equality of day and night. 2. relating to the celestial equator. 3. occurring at or about the time of an equinox: an equinoctial… … Australian English dictionary